From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 7 Mar 2019 08:02:42 +0000 (+0100)
Subject: virtio: add class_size to VirtioPCIDeviceTypeInfo
X-Git-Tag: qemu-xen-4.13.0-rc1~316^2~4
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=8ea90ee690;p=qemu-xen.git

virtio: add class_size to VirtioPCIDeviceTypeInfo

Needed when VirtioPCIClass subclasses have their own
class struct with some extra fields.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20190307080244.9011-2-kraxel@redhat.com
---

diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index e978bfe760..cb44e19b67 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1935,6 +1935,7 @@ void virtio_pci_types_register(const VirtioPCIDeviceTypeInfo *t)
         .parent        = t->parent ? t->parent : TYPE_VIRTIO_PCI,
         .instance_size = t->instance_size,
         .instance_init = t->instance_init,
+        .class_size    = t->class_size,
         .class_init    = virtio_pci_base_class_init,
         .class_data    = (void *)t,
         .abstract      = true,
diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h
index bd223a6e3b..18581854ca 100644
--- a/hw/virtio/virtio-pci.h
+++ b/hw/virtio/virtio-pci.h
@@ -230,6 +230,7 @@ typedef struct VirtioPCIDeviceTypeInfo {
 
     /* Same as TypeInfo fields: */
     size_t instance_size;
+    size_t class_size;
     void (*instance_init)(Object *obj);
     void (*class_init)(ObjectClass *klass, void *data);
 } VirtioPCIDeviceTypeInfo;